20551430158

素因数分解:

$2^1\times 7^3\times {\mathrm{97}}^1\times {\mathrm{308849}}^1$

素因数の和:308969

約数の個数: 32

約数和(自身を含む): 36320760000

約数和(自身を除く): 15769329842

約数列:

[1, 2, 7, 14, 49, 97, 98, 194, 343, 679, 686, 1358, 4753, 9506, 33271, 66542, 308849, 617698, 2161943, 4323886, 15133601, 29958353, 30267202, 59916706, 105935207, 209708471, 211870414, 419416942, 1467959297, 2935918594, 10275715079, 20551430158]

約数ペア:

[(1, 20551430158), (2, 10275715079), (7, 2935918594), (14, 1467959297), (49, 419416942), (97, 211870414), (98, 209708471), (194, 105935207), (343, 59916706), (679, 30267202), (686, 29958353), (1358, 15133601), (4753, 4323886), (9506, 2161943), (33271, 617698), (66542, 308849)]